masks860.h

MPC860的SCC1配置以太网示例代码

/*--------------------------------------------------------------*
 * CP Interrupt Configuration Register (CICR)                   *    
 *--------------------------------------------------------------*
 * NOTE: The 24-bit R/W CICR defines the request level for the  *
 *       CPM interrupts, the priority between the SCCs, and the *
 *	     highest priority interrupt. The CICR, which can be     *
 *		 dynamically changed the the user, is cleared at reset. *
 *--------------------------------------------------------------*/

#define RESERVED94   0xFF000000
#define CICR_SDdP    0x00C00000   /* SCCd priority order */
#define CICR_SCcP    0x00300000   /* SCCc priority order */
#define CICR_SCbP    0x000C0000   /* SCCb priority order */
#define CICR_SCaP    0x00030000   /* SCCa priority order */
#define CICR_IRL0    0x00008000   /* Interrupt request level */
#define CICR_IRL1    0x00004000   /* Interrupt request level */
#define CICR_IRL2    0x00002000   /* Interrupt request level */
#define CICR_HP0     0x00001000   /* Highest priority */
#define CICR_HP1     0x00000800   /* Highest priority */
#define CICR_HP2     0x00000400   /* Highest priority */
#define CICR_HP3     0x00000200   /* Highest priority */
#define CICR_HP4     0x00000100   /* Highest priority */
#define RESERVED95   0x0000007E 
#define CICR_SPS     0x00000001   /* Spread priority scheme */



/*-----------------------------------------------------------------*
 * CP Interrupt Pending Register (CIPR)                            *    
 *-----------------------------------------------------------------*
 * NOTE: Each bit in the 32-bit R/W CPM Interrupt Pending Register *
 *       (CIPR) corresponds to a CPM interrupt source. When a CPM  *
 *       interrupt is received, the CPIC sets the corresponding    *
 *       bit in the CIPR. This register is cleared at reset.	   * 
 *       See MPC860 User's Manual.			                	   *
 *-----------------------------------------------------------------*/

#define CIPR_PC15      0x80000000   
#define CIPR_SCC1      0x40000000
#define CIPR_SCC2      0x20000000
#define CIPR_SCC3      0x10000000
#define CIPR_SCC4      0x08000000
#define CIPR_PC14      0x04000000
#define CIPR_TIMER1    0x02000000
#define CIPR_PC13      0x01000000
#define CIPR_PC12      0x00800000
#define CIPR_SDMA      0x00400000
#define CIPR_IDMA1     0x00200000
#define CIPR_IDMA2     0x00100000
#define RESERVED96     0x00080000
#define CIPR_TIMER2    0x00040000
#define CIPR_R-TT      0x00020000
#define CIPR_I2C       0x00010000
#define CIPR_PC11      0x00008000
#define CIPR_PC10      0x00004000
#define RESERVED97     0x00002000
#define CIPR_TIMER3    0x00001000
#define CIPR_PC9       0x00000800
#define CIPR_PC8       0x00000400
#define CIPR_PC7       0x00000200
#define RESERVED98     0x00000100
#define CIPR_TIMER4    0x00000080
#define CIPR_PC6       0x00000040
#define CIPR_SPI       0x00000020
#define CIPR_SMC1      0x00000010
#define CIPR_SMC2/PIP  0x00000008
#define CIPR_PC5       0x00000004
#define CIPR_PC4       0x00000002
#define RESERVED99     0x00000001



/*------------------------------------------------------------------*
 * CP Interrupt Mask Register (CIMR)                                *    
 *------------------------------------------------------------------*
 * NOTE: Each bit in the CIMR coresponds to a CPM interrupt source. *
 *       The user masks an interrupt by clearing the coresponding   *
 *		 bit in the CIMR and enables an interrupt by setting the	*
 *		 corresponding bit in the CIMR. When a masked CPM interrupt *
 *		 occurs, the corresponding bit in the CIPR is still set, 	*
 *		 regardless of the CIMR bit, but no interupt request is     *
 *		 passed to the CPU core. This register is cleared at reset. *
 *       See MPC860 User's Manual.		                         	*
 *------------------------------------------------------------------*/

#define CIMR_PC15      0x80000000   
#define CIMR_SCC1      0x40000000
#define CIMR_SCC2      0x20000000
#define CIMR_SCC3      0x10000000
#define CIMR_SCC4      0x08000000
#define CIMR_PC14      0x04000000
#define CIMR_TIMER1    0x02000000
#define CIMR_PC13      0x01000000
#define CIMR_PC12      0x00800000
#define CIMR_SDMA      0x00400000
#define CIMR_IDMA1     0x00200000
#define CIMR_IDMA2     0x00100000
#define RESERVED100    0x00080000
#define CIMR_TIMER2    0x00040000
#define CIMR_R-TT      0x00020000
#define CIMR_I2C       0x00010000
#define CIMR_PC11      0x00008000
#define CIMR_PC10      0x00004000
#define RESERVED101    0x00002000
#define CIMR_TIMER3    0x00001000
#define CIMR_PC9       0x00000800
#define CIMR_PC8       0x00000400
#define CIMR_PC7       0x00000200
#define RESERVED102    0x00000100
#define CIMR_TIMER4    0x00000080
#define CIMR_PC6       0x00000040
#define CIMR_SPI       0x00000020
#define CIMR_SMC1      0x00000010
#define CIMR_SMC2/PIP  0x00000008
#define CIMR_PC5       0x00000004
#define CIMR_PC4       0x00000002
#define RESERVED103    0x00000001




/*----------------------------------------------*
 * CP Interrupt In-Service Register (CISR)      *    
 *----------------------------------------------*
 * NOTE: This register is cleared at reset. See	*
 *       MPC860 User's Manual.     				*
 *----------------------------------------------*/
 
#define CISR_PC15      0x80000000   
#define CISR_SCC1      0x40000000
#define CISR_SCC2      0x20000000
#define CISR_SCC3      0x10000000
#define CISR_SCC4      0x08000000
#define CISR_PC14      0x04000000
#define CISR_TIMER1    0x02000000
#define CISR_PC13      0x01000000
#define CISR_PC12      0x00800000
#define CISR_SDMA      0x00400000
#define CISR_IDMA1     0x00200000
#define CISR_IDMA2     0x00100000
#define RESERVED104    0x00080000
#define CISR_TIMER2    0x00040000
#define CISR_R-TT      0x00020000
#define CISR_I2C       0x00010000
#define CISR_PC11      0x00008000
#define CISR_PC10      0x00004000
#define RESERVED105    0x00002000
#define CISR_TIMER3    0x00001000
#define CISR_PC9       0x00000800
#define CISR_PC8       0x00000400
#define CISR_PC7       0x00000200
#define RESERVED106    0x00000100
#define CISR_TIMER4    0x00000080
#define CISR_PC6       0x00000040
#define CISR_SPI       0x00000020
#define CISR_SMC1      0x00000010
#define CISR_SMC2/PIP  0x00000008
#define CISR_PC5       0x00000004
#define CISR_PC4       0x00000002
#define RESERVED107    0x00000001



/*-------------------------------------------------------------------------*
 *                            INPUT/OUTPUT PORT						       *
 *-------------------------------------------------------------------------*/



/*-------------------------------------------------------*
 * Port A Data Direction Register (PADIR)                *    
 *-------------------------------------------------------*
 * NOTE: For each DRx bit, the definition is as follows: *
 *														 *
 *        0 = The corrsponding bit is an input.		     *
 *                                                  	 *
 *        1 = The corresponding bit is an output.		 *
 *														 *
 *  This register is cleared at system reset.			 *
 *-------------------------------------------------------*/

#define PADIR_DR0   0x8000
#define PADIR_DR1   0x4000
#define PADIR_DR2   0x2000
#define PADIR_DR3   0x1000
#define PADIR_DR4   0x0800
#define PADIR_DR5   0x0400
#define PADIR_DR6   0x0200
#define PADIR_DR7   0x0100
#define PADIR_DR8   0x0080
#define PADIR_DR9   0x0040
#define PADIR_DR10  0x0020
#define PADIR_DR11  0x0010
#define PADIR_DR12  0x0008
#define PADIR_DR13  0x0004
#define PADIR_DR14  0x0002
#define PADIR_DD15  0x0001



/*----------------------------------------------------------------*
 * Port A Pin Assignment Register (PAPAR)                         *    
 *----------------------------------------------------------------*
 * NOTE: For each DDx bit, the definition is as follows:          *
 *													              *
 *	    0 = General-purpose I/O. The peripheral functions		  *
 *		    of the pin are not used.							  *       
 *                                                                *
 *      1 = Dedicated peripheral function. The pin is used	      *
 *		    by the internal module. The on-chip peripheral 	      *
 *		    function to which it is dedicated can be determined   *
 *		    by other bits such as those in the PADIR.			  *
 * 																  *
 *  This register is cleared at system reset.					  * 
 *----------------------------------------------------------------*/

#define PAPAR_DD0   0x8000
#define PAPAR_DD1   0x4000
#define PAPAR_DD2   0x2000
#define PAPAR_DD3   0x1000
#define PAPAR_DD4   0x0800
#define PAPAR_DD5   0x0400
#define PAPAR_DD6   0x0200
#define PAPAR_DD7   0x0100
#define PAPAR_DD8   0x0080
#define PAPAR_DD9   0x0040
#define PAPAR_DD10  0x0020
#define PAPAR_DD11  0x0010
#define PAPAR_DD12  0x0008
#define PAPAR_DD13  0x0004
#define PAPAR_DD14  0x0002
#define PAPAR_DD15  0x0001



/*---------------------------------------------------------------*
 * Port A Open Drain Register (PAODR)                            *    
 *---------------------------------------------------------------*
 * NOTE: For each ODx bit, the definition is as follows:    	 *
 *															     *
 *        0 = The I/O pin is actively driven as an output.	     *
 *															     *
 *        1 = The I/O pin is an open-drain driver. As an output, *
 *		      the pin is actively driven low, otherwise it is    *
 *		  	  three-stated.										 *
 *																 *
 *  This register is cleared at system reset.					 *
 *---------------------------------------------------------------*/

#define PAODR_OD9    0x0040
#define PAODR_OD10   0x0020
#define PAODR_OD11   0x0010
#define PAODR_OD12   0x0008
#define PAODR_OD14   0x0002  



/*--------------------------------------------*
 * Port A Data Register (PADAT)               *    
 *--------------------------------------------*
 * NOTE: This register is undefined at reset. *
 *       See MPC860 User's Manual.			  *
 *--------------------------------------------*/

#define PADAT_D0   0x8000
#define PADAT_D1   0x4000
#define PADAT_D2   0x2000
#define PADAT_D3   0x1000
#define PADAT_D4   0x0800
#define PADAT_D5   0x0400
#define PADAT_D6   0x0200
#define PADAT_D7   0x0100
#define PADAT_D8   0x0080
#define PADAT_D9   0x0040
#define PADAT_D10  0x0020
#define PADAT_D11  0x0010
#define PADAT_D12  0x0008
#define PADAT_D13  0x0004
#define PADAT_D14  0x0002
#define PADAT_D15  0x0001



/*--------------------------------------------------------*
 * Port C Data Direction Register (PCDIR)                 *    
 *--------------------------------------------------------*
 * NOTE: When read, the Port C data (PCDAT) register      *
 *       always reflects the current status of each line. *
 *--------------------------------------------------------*/

#define RESERVED108   0xF000
#define PCDIR_DR4     0x0800
#define PCDIR_DR5     0x0400
#define PCDIR_DR6     0x0200
#define PCDIR_DR7     0x0100
#define PCDIR_DR8     0x0080
#define PCDIR_DR9     0x0040
#define PCDIR_DR10    0x0020
#define PCDIR_DR11    0x0010
#define PCDIR_DR12    0x0008
#define PCDIR_DR13    0x0004
#define PCDIR_DR14    0x0002
#define PCDIR_DR15    0x0001



/*------------------------------------------*
 * Port C Pin Assignment Register (PCPAR)   *    
 *------------------------------------------*
 * NOTE: This register is